Public delayed snapshot · educational

SMH GEX Heatmap (delayed)

Strike × time net-GEX map — where dealer gamma is building or bleeding through the session. Headline numbers are baked into this HTML for crawlers; the matrix refreshes in-browser from /v1/public/gex-heatmap/SMH — not the full paid Desk.

Spot521.97

Gamma flip—

Call wall522.50

Put wall520.00

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Updated 2026-10-30T19:59:17Z

SMH last printed 521.97. No gamma flip resolved in this snapshot.

The call wall sits at 522.50 (+0.10%) and the put wall at 520.00 (-0.38%), framing a 0.48%-wide band of concentrated open interest.

These are delayed, educational levels for SMH — a picture of where options open interest is stacked, not a trade signal and not a forecast.

Read: how walls work · what the gamma flip means · all delayed levels

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Not investment advice. Delayed public data only.